Chemical Engineering - Materials and Construction - Discussion

Discussion Forum : Materials and Construction - Section 8 (Q.No. 34)
34.
Hardening of steel is not possible unless it is heated __________ critical point.
above the highest
above the lowest
between the first & second
between the second & third
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
Be the first person to comment on this question !

Post your comments here:

Your comments will be displayed after verification.